131821560

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:303

約数の個数: 256

約数和(自身を含む): 486864000

約数和(自身を除く): 355042440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 52, 54, 60, 65, 72, 78, 82, 90, 104, 108, 117, 120, 123, 130, 135, 156, 164, 180, 195, 205, 216, 229, 234, 246, 260, 270, 312, 328, 351, 360, 369, 390, 410, 458, 468, 492, 520, 533, 540, 585, 615, 687, 702, 738, 780, 820, 916, 936, 984, 1066, 1080, 1107, 1145, 1170, 1230, 1374, 1404, 1476, 1560, 1599, 1640, 1755, 1832, 1845, 2061, 2132, 2214, 2290, 2340, 2460, 2665, 2748, 2808, 2952, 2977, 3198, 3435, 3510, 3690, 4122, 4264, 4428, 4580, 4680, 4797, 4920, 5330, 5496, 5535, 5954, 6183, 6396, 6870, 7020, 7380, 7995, 8244, 8856, 8931, 9160, 9389, 9594, 10305, 10660, 11070, 11908, 12366, 12792, 13740, 14040, 14391, 14760, 14885, 15990, 16488, 17862, 18778, 19188, 20610, 21320, 22140, 23816, 23985, 24732, 26793, 27480, 28167, 28782, 29770, 30915, 31980, 35724, 37556, 38376, 41220, 44280, 44655, 46945, 47970, 49464, 53586, 56334, 57564, 59540, 61830, 63960, 71448, 71955, 75112, 80379, 82440, 84501, 89310, 93890, 95940, 107172, 112668, 115128, 119080, 122057, 123660, 133965, 140835, 143910, 160758, 169002, 178620, 187780, 191880, 214344, 225336, 244114, 247320, 253503, 267930, 281670, 287820, 321516, 338004, 357240, 366171, 375560, 401895, 422505, 488228, 507006, 535860, 563340, 575640, 610285, 643032, 676008, 732342, 803790, 845010, 976456, 1014012, 1071720, 1098513, 1126680, 1220570, 1267515, 1464684, 1607580, 1690020, 1830855, 2028024, 2197026, 2441140, 2535030, 2929368, 3215160, 3295539, 3380040, 3661710, 4394052, 4882280, 5070060, 5492565, 6591078, 7323420, 8788104, 10140120, 10985130, 13182156, 14646840, 16477695, 21970260, 26364312, 32955390, 43940520, 65910780, 131821560]

約数ペア:

[(1, 131821560), (2, 65910780), (3, 43940520), (4, 32955390), (5, 26364312), (6, 21970260), (8, 16477695), (9, 14646840), (10, 13182156), (12, 10985130), (13, 10140120), (15, 8788104), (18, 7323420), (20, 6591078), (24, 5492565), (26, 5070060), (27, 4882280), (30, 4394052), (36, 3661710), (39, 3380040), (40, 3295539), (41, 3215160), (45, 2929368), (52, 2535030), (54, 2441140), (60, 2197026), (65, 2028024), (72, 1830855), (78, 1690020), (82, 1607580), (90, 1464684), (104, 1267515), (108, 1220570), (117, 1126680), (120, 1098513), (123, 1071720), (130, 1014012), (135, 976456), (156, 845010), (164, 803790), (180, 732342), (195, 676008), (205, 643032), (216, 610285), (229, 575640), (234, 563340), (246, 535860), (260, 507006), (270, 488228), (312, 422505), (328, 401895), (351, 375560), (360, 366171), (369, 357240), (390, 338004), (410, 321516), (458, 287820), (468, 281670), (492, 267930), (520, 253503), (533, 247320), (540, 244114), (585, 225336), (615, 214344), (687, 191880), (702, 187780), (738, 178620), (780, 169002), (820, 160758), (916, 143910), (936, 140835), (984, 133965), (1066, 123660), (1080, 122057), (1107, 119080), (1145, 115128), (1170, 112668), (1230, 107172), (1374, 95940), (1404, 93890), (1476, 89310), (1560, 84501), (1599, 82440), (1640, 80379), (1755, 75112), (1832, 71955), (1845, 71448), (2061, 63960), (2132, 61830), (2214, 59540), (2290, 57564), (2340, 56334), (2460, 53586), (2665, 49464), (2748, 47970), (2808, 46945), (2952, 44655), (2977, 44280), (3198, 41220), (3435, 38376), (3510, 37556), (3690, 35724), (4122, 31980), (4264, 30915), (4428, 29770), (4580, 28782), (4680, 28167), (4797, 27480), (4920, 26793), (5330, 24732), (5496, 23985), (5535, 23816), (5954, 22140), (6183, 21320), (6396, 20610), (6870, 19188), (7020, 18778), (7380, 17862), (7995, 16488), (8244, 15990), (8856, 14885), (8931, 14760), (9160, 14391), (9389, 14040), (9594, 13740), (10305, 12792), (10660, 12366), (11070, 11908)]